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- [39] LEAD RECOVERY FROM ACCUMULATOR SCRAP AND OTHER RESIDUES HAS GROWING POSSIBILITIES METALLURGIA, 1970, 81 (485): : 100 - &
- [40] SCRAP METALS - 80-PERCENT OF SCRAP TRADERS CRITICIZE THEIR TRANSACTIONS STILL AS POSITIVE TO SATISFYING METALL, 1980, 34 (07): : 686 - 686